noun, masculine/ruˈbidjo/
rubidium
Borrowed from New Latin rubidium, from Latin rubidus (“blonde”), because under spectroscopic analysis it has two red stripes; cf. also the element-forming suffix -io.
/ruˈbidjo/
rubidium
Borrowed from New Latin rubidium, from Latin rubidus (“blonde”), because under spectroscopic analysis it has two red stripes; cf. also the element-forming suffix -io.